function Clusters = plot_graph(K, labels, X)
    Clusters = cell(1,K);
    % 将每一类的个体分别放入对应的类别中
    for i =1:K
        % p:210*1
        p = (labels == i);
        y = X(p,:);
        % 画图展示只展示数据的前两维的分布
        scatter(y(:,1),y(:,2))
        Clusters{i} = y;
        hold on;
    end
    disp('Programme paused');
    % 按回车键继续
    pause;
    hold off;
end